public void CalculateAnnualCosts_ConsumptionEquals0_Returns60()
{
var currentConsumption = 0;
decimal expectedCost = 60;
var tariff = new BasicElecticityTariff(currentConsumption);
var actualCost = tariff.AnnualCosts;
Assert.AreEqual(expectedCost, actualCost);
}
public void CalculateAnnualCosts_AverageConsumption_Returns830()
{
var currentConsumption = 3500;
decimal expectedCost = 830;
var tariff = new BasicElecticityTariff(currentConsumption);
var actualCost = tariff.AnnualCosts;
Assert.AreEqual(expectedCost, actualCost);
}
public void CalculateAnnualCosts_ConsumptionLowerThan0_ThrowsArgumentException()
{
var currentConsumption = -2000;
var tariff = new BasicElecticityTariff(currentConsumption);
}